mirror of https://github.com/rust-lang/rust
36 lines
673 B
Rust
36 lines
673 B
Rust
//@ run-pass
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#![feature(generic_const_exprs)]
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#![allow(incomplete_features)]
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#![allow(dead_code)]
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trait Table<const D: usize>: Sync {
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const COLUMNS: usize;
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}
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struct Table1<const D: usize>;
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impl<const D: usize> Table<D> for Table1<D> {
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const COLUMNS: usize = 123;
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}
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struct Table2<const D: usize>;
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impl<const D: usize> Table<D> for Table2<D> {
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const COLUMNS: usize = 456;
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}
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fn process_table<T: Table<D>, const D: usize>(_table: T)
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where
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[(); T::COLUMNS]:,
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{
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}
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fn process_all_tables<const D: usize>()
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where
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[(); Table2::<D>::COLUMNS]:,
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[(); Table1::<D>::COLUMNS]:,
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{
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process_table(Table1::<D>);
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process_table(Table2::<D>);
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}
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fn main() {}
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